Accession No

4022

Brief Description

moving coil, pointer galvanometer, by Cambridge Scientific Instrument Company Ltd., English, 1917

Origin

England; Cambridge

Maker

Cambridge Scientific Instrument Company Ltd.

Class

electrical

Earliest Date

1917

Latest Date

1917

Inscription Date

Material

metal; glass

Dimensions

breadth 202mm; depth 196mm; height 122mm

Special Collection

Cambridge Instrument Company Collection

Provenance

Donated by the Cambridge Instrument Company.

Inscription

‘THE CAMBRIDGE SCIENTIFIC INSTRUMENT CO., LTD., CAMBRIDGE, ENGLAND No. 34540
Batch 5RH MOD. 13% RH
Res 82.2 ohms
EXT. 1.5 ohms’ (on dial)

Description Notes

In black metal case with carrying handle; three non-adjustable feet; glazed front window showing pointer, white dial, and mirror; curved vertical dial; non-linear scale 0 to 1100 degrees centigrade; zero adjustment on top; two metal terminals; case marked ‘+’ and ‘-’ on either side.

Condition: fair (case corroded); complete.

References

Events